Hammer union wrench



FIG. 1 shows a front perspective view of the invention;

FIG. 2 shows a left side view thereof;

FIG. 3 shows a front view thereof;

FIG. 4 shows a rear view thereof;

FIG. 5 shows a top plan view thereof; and,

FIG. 6 shows a bottom plan view thereof.

CLAIM The ornamental design for a hammer union wrench, as shown anddescribed.